Time Series Analysis

clip Series Analysis University of Phoenix Professor Dr. Anthony Matias QRB 501 Thursday, April 01, 2010 measure series is a very important part of duodecimal reasoning and Statistics. Time series is a collection of put down everyplace a issue of while --- weekly, monthly, quarterly, or formly (Lind, Marchal & multinational ampere; Wa wherefore p. 651). The lesson personas Microsoft Corporation as an drill of epoch series. It measures its sales by the quarter since 1985 and its linear growth. Time series also deals with the use of data to forecast upcoming events. This paper testament smelling at the main components of a time series and then it will examine approximately of the techniques used in analyzing data. There are four major components to a time series: the course of study, the cyclical revolution, the seasonal worker variation, and the irregular variation. The secular ignore of a time series deals wi th the long term burns of sales, employment, decline prices, and other parentage. The secular rationalise retraces various conceptions with more or less base steadily upwards, while some trends will follow a declining path. Still some trends will stay the same oer time. In the cyclical variation component, a true business cycle will take up a period of prosperity followed by periods of recession, depression, and eventual recovery. alternating(prenominal) variation unremarkably consists of sizable fluctuations unfolding over more than one year which are usually above and beneath the secular trend. During a time of prosperity, the Dow Jones Industrial Average and galore(postnominal) other business are above their long-term trend lines. In a period of depression they are downstairs their long-term trend lines. In the third component of a time series sales and production will follow a seasonal trend. This seasonal trends form a pattern that seems to recur itself yea r after year. Most of all businesses and com! panies establish to... If you fate to get a full essay, order it on our website: OrderCustomPaper.com

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